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CVE-2026-21435 webtransport-go CloseWithError can block indefinitely

🗓️ 12 Feb 2026 18:22:58Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

CVE-2026-21435 in webtransport-go causes DoS by delaying session close via withheld QUIC credit on the CONNECT stream.

Related
Affected
Refs
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12 Feb 202618:22
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19 Feb 202622:07
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12 Feb 202615:29
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12 Feb 202619:15
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23 Feb 202612:30
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OSV
CVE-2026-21435 webtransport-go CloseWithError can block indefinitely
12 Feb 202618:22
osv
Rows per page
[
  {
    "vendor": "quic-go",
    "product": "webtransport-go",
    "versions": [
      {
        "version": "< 0.10.0",
        "status": "affected"
      }
    ]
  }
]

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